An Implementation of Probabilistic Relaxation in the Cryptanalysis of Simple Substitution Ciphers. - John C. King; Dennis R. Bahler (Cryptologia, 1992)

A Reconstruction of the Key to Beale Cipher Number Two. - John C. King (Cryptologia, 1993)

An Algorithmic Solution of Sequential Homophonic Ciphers. - John C. King; Dennis R. Bahler (Cryptologia, 1993)

An Algorithm for the Complete Automated Cryptanalysis of Periodic Polyalphabetic Substitution Ciphers. - John C. King (Cryptologia, 1994)